CMake/Source/cmIncludeDirectoryCommand.cxx
2007-03-08 08:46:03 -05:00

142 lines
3.5 KiB
C++

/*=========================================================================
Program: CMake - Cross-Platform Makefile Generator
Module: $RCSfile$
Language: C++
Date: $Date$
Version: $Revision$
Copyright (c) 2002 Kitware, Inc., Insight Consortium. All rights reserved.
See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notices for more information.
=========================================================================*/
#include "cmIncludeDirectoryCommand.h"
// cmIncludeDirectoryCommand
bool cmIncludeDirectoryCommand
::InitialPass(std::vector<std::string> const& args)
{
if(args.size() < 1 )
{
return true;
}
std::vector<std::string>::const_iterator i = args.begin();
bool before = this->Makefile->IsOn("CMAKE_INCLUDE_DIRECTORIES_BEFORE");
bool system = false;
if ((*i) == "BEFORE")
{
before = true;
++i;
}
else if ((*i) == "AFTER")
{
before = false;
++i;
}
for(; i != args.end(); ++i)
{
if(*i == "SYSTEM")
{
system = true;
continue;
}
if(i->size() == 0)
{
const char* versionValue =
this->Makefile->GetDefinition("CMAKE_BACKWARDS_COMPATIBILITY");
const char* errorMessage
= "Empty Include Directory Passed into INCLUDE_DIRECTORIES command.";
if(atof(versionValue) < 2.5)
{
cmSystemTools::Error(errorMessage);
}
else
{
this->SetError(errorMessage);
return 0;
}
}
this->AddDirectory(i->c_str(),before,system);
}
return true;
}
// do a lot of cleanup on the arguments because this is one place where folks
// sometimes take the output of a program and pass it directly into this
// command not thinking that a single argument could be filled with spaces
// and newlines etc liek below:
//
// " /foo/bar
// /boo/hoo /dingle/berry "
//
// ideally that should be three seperate arguments but when sucking the
// output from a program and passing it into a command the cleanup doesn't
// always happen
//
void cmIncludeDirectoryCommand::AddDirectory(const char *i,
bool before,
bool system)
{
// break apart any line feed arguments
std::string ret = i;
std::string::size_type pos = 0;
if((pos = ret.find('\n', pos)) != std::string::npos)
{
if (pos)
{
this->AddDirectory(ret.substr(0,pos).c_str(), before, system);
}
if (ret.size()-pos-1)
{
this->AddDirectory(ret.substr(pos+1,ret.size()-pos-1).c_str(),
before, system);
}
return;
}
// remove any leading or trailing spaces and \r
pos = ret.size()-1;
while(ret[pos] == ' ' || ret[pos] == '\r')
{
ret.erase(pos);
pos--;
}
pos = 0;
while(ret.size() && ret[pos] == ' ' || ret[pos] == '\r')
{
ret.erase(pos,1);
}
if (!ret.size())
{
return;
}
if (!cmSystemTools::IsOff(ret.c_str()))
{
cmSystemTools::ConvertToUnixSlashes(ret);
if(!cmSystemTools::FileIsFullPath(ret.c_str()))
{
std::string tmp = this->Makefile->GetStartDirectory();
tmp += "/";
tmp += ret;
ret = tmp;
}
}
this->Makefile->AddIncludeDirectory(ret.c_str(), before);
if(system)
{
this->Makefile->AddSystemIncludeDirectory(ret.c_str());
}
}